Cite

[Copy photograph of a painting of the Grand Canyon]

MLA

Dellenbaugh, Frederick Samuel, 1853-1935. [Copy photograph of a painting of the Grand Canyon]. Box 1 | Folder 29. 1875. https://collections.library.yale.edu/catalog/2017650.

APA, 6th edition

Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 1 | Folder 29"])(1875)[[Copy photograph of a painting of the Grand Canyon]]. https://collections.library.yale.edu/catalog/2017650.